🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.1

Radius: 9.7

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.72 AU - 1.18 AU

Year: 651 Days

Day: 13.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,695,479 km

• M1: 120,576 km (0.071 R)
• M2: 459,415 km (0.101 R)
• M3: 806,333 km (0.11 R)
• M4: 1,166,863 km (0.111 R)
• M5: 2,088,985 km (0.098 R)
• M6: 2,830,691 km (0.047 R)
• M7: 3,579,129 km (0.061 R)
• M8: 4,071,306 km (0.094 R)
• M9: 4,484,795 km (0.076 R)
• M10: 4,797,155 km (0.049 R)
• M11: 5,518,366 km (0.077 R)
• M12: 6,082,051 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.7

Radius: 12.6

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.35 AU - 2.05 AU

Year: 1558 Days

Day: 12 Hours

Environment

Temp: -206 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,695,479 km

• M1: 156,779 km (0.057 R)
• M2: 627,563 km (0.118 R)
• M3: 1,134,849 km (0.057 R)
• M4: 1,577,809 km (0.109 R)
• M5: 2,030,193 km (0.04 R)
• M6: 2,670,771 km (0.097 R)
• M7: 3,774,953 km (0.12 R)
• M8: 4,560,341 km (0.093 R)
• M9: 4,962,760 km (0.083 R)
• M10: 5,388,964 km (0.116 R)
• M11: 6,154,008 km (0.076 R)
• M12: 6,965,426 km (0.089 R)
• M13: 7,423,046 km (0.026 R)
• M14: 9,126,069 km (0.115 R)
• M15: 9,706,209 km (0.091 R)
• M16: 10,278,421 km (0.108 R)
• M17: 10,906,732 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.2

Radius: 14.8

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.89 AU - 4.21 AU

Year: 4702 Days

Day: 8.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 75,695,479 km

• M1: 184,155 km (0.106 R)
• M2: 718,369 km (0.109 R)
• M3: 1,329,775 km (0.116 R)
• M4: 2,042,460 km (0.106 R)
• M5: 2,779,528 km (0.078 R)
• M6: 3,254,801 km (0.111 R)
• M7: 5,455,535 km (0.114 R)
• M8: 6,181,534 km (0.077 R)
• M9: 8,183,153 km (0.099 R)
• M10: 9,567,532 km (0.111 R)
• M11: 11,022,371 km (0.06 R)
• M12: 11,677,460 km (0.104 R)
• M13: 12,975,820 km (0.109 R)
• M14: 17,340,338 km (0.072 R)
• M15: 18,511,091 km (0.113 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 16.2

Radius: 6

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 5.71 AU - 7.45 AU

Year: 11864 Days

Day: 23.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 75,695,479 km

• M1: 75,248 km (0.118 R)
• M2: 626,067 km (0.068 R)
• M3: 820,844 km (0.108 R)
• M4: 2,257,282 km (0.107 R)
• M5: 2,726,421 km (0.089 R)
• M6: 4,347,314 km (0.051 R)
• M7: 5,006,742 km (0.095 R)
• M8: 6,600,258 km (0.108 R)
• M9: 12,140,914 km (0.097 R)
• M10: 13,065,579 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 371.2

Radius: 4.9

Gravity: 15.46 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 6.26 AU - 9.42 AU

Year: 15431 Days

Day: 15.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 75,695,479 km

• M1: 60,886 km (0.099 R)
• M2: 251,324 km (0.105 R)
• M3: 523,293 km (0.048 R)
• M4: 728,841 km (0.116 R)
• M5: 1,801,158 km (0.116 R)
• M6: 3,248,817 km (0.084 R)
• M7: 3,497,748 km (0.063 R)
• M8: 4,970,688 km (0.095 R)
• M9: 5,437,883 km (0.061 R)
• M10: 6,382,593 km (0.102 R)
• M11: 7,733,163 km (0.072 R)
• M12: 8,451,980 km (0.114 R)
• M13: 9,866,728 km (0.099 R)
• M14: 10,021,561 km (0.099 R)
• M15: 11,833,491 km (0.05 R)
• M16: 12,970,135 km (0.093 R)
• M17: 13,852,912 km (0.088 R)
• M18: 15,388,983 km (0.116 R)
• M19: 16,667,596 km (0.105 R)
• M20: 19,273,142 km (0.104 R)
• M21: 24,890,692 km (0.106 R)
• M22: 29,648,652 km (0.096 R)
• M23: 30,624,031 km (0.059 R)
• M24: 34,265,093 km (0.095 R)
• M25: 40,647,686 km (0.12 R)
• M26: 41,715,665 km (0.099 R)
• M27: 42,528,879 km (0.107 R)
• M28: 43,768,298 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 685.4

Radius: 7.2

Gravity: 13.22 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 7.16 AU - 11.38 AU

Year: 19839 Days

Day: 18.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 75,695,479 km

• M1: 89,609 km (0.079 R)
• M2: 530,474 km (0.1 R)
• M3: 760,107 km (0.063 R)
• M4: 1,387,969 km (0.053 R)
• M5: 1,785,002 km (0.11 R)
• M6: 2,906,537 km (0.055 R)
• M7: 3,919,165 km (0.073 R)
• M8: 4,928,352 km (0.036 R)
• M9: 7,305,612 km (0.107 R)
• M10: 8,090,402 km (0.038 R)
• M11: 9,483,757 km (0.099 R)
• M12: 14,091,222 km (0.101 R)
• M13: 15,460,042 km (0.099 R)
• M14: 15,775,843 km (0.092 R)
• M15: 16,749,277 km (0.094 R)
• M16: 19,356,917 km (0.113 R)
• M17: 22,024,098 km (0.082 R)
• M18: 22,829,084 km (0.12 R)
• M19: 24,818,885 km (0.111 R)
• M20: 25,470,683 km (0.117 R)
• M21: 26,357,200 km (0.116 R)
• M22: 28,663,550 km (0.109 R)
• M23: 28,901,261 km (0.082 R)
• M24: 31,226,461 km (0.057 R)
• M25: 33,017,447 km (0.103 R)
• M26: 36,943,194 km (0.066 R)
• M27: 41,623,962 km (0.105 R)
• M28: 44,741,582 km (0.058 R)
• M29: 52,141,590 km (0.047 R)
• M30: 52,852,180 km (0.117 R)
• M31: 56,315,969 km (0.116 R)
• M32: 58,388,947 km (0.11 R)
• M33: 59,347,719 km (0.118 R)
• M34: 64,300,007 km (0.116 R)
• M35: 71,685,804 km (0.06 R)
• M36: 73,672,463 km (0.099 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 331 - 18,614 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit